Made necessary functions open and updated readme

Author: mapierce

README.md

@@ -35,7 +35,9 @@ and run `pod install`
 
 ## 👩‍💻 How to use
 
-WaveTab can be used both programmatically and through storyboards. To use it programmatically, simply replace `UITabBarController` with `WaveTab` and it'll handle the rest. For usage in storyboards, just set your class of the selected `UITabBarController` to be a `WaveTab`.
+WaveTab can be used both programmatically and through storyboards. To use it programmatically, simply replace `UITabBarController` with `WaveTabBarController` and it'll handle the rest. For usage in storyboards, just set your class of the selected `UITabBarController` to be a `WaveTabBarController`.
+
+If you inherit from the `WaveTabBarController` and call `func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem)`, you must call to the `super` class.
 
 ## 👨‍👩‍👧‍👦 Contributing
 

WaveTab/Classes/Implementation/Wave Tab Bar Controller/WaveTabBarController.swift

@@ -7,7 +7,7 @@
 
 import UIKit
 
-class WaveTabBarController: UITabBarController, WaveTabBarProtocol {
+open class WaveTabBarController: UITabBarController, WaveTabBarProtocol {
 
     private struct Constants {
 
@@ -48,33 +48,33 @@ class WaveTabBarController: UITabBarController, WaveTabBarProtocol {
         presenter = WaveTabBarPresenterBase(view: self)
     }
 
-    required init?(coder aDecoder: NSCoder) {
+    required public init?(coder aDecoder: NSCoder) {
         super.init(coder: aDecoder)
 
         presenter = WaveTabBarPresenterBase(view: self)
     }
 
     // MARK: - Lifecycle
 
-    override func viewDidLoad() {
+    override open func viewDidLoad() {
         super.viewDidLoad()
 
         presenter.viewDidLoad()
     }
 
-    override func viewDidAppear(_ animated: Bool) {
+    override open func viewDidAppear(_ animated: Bool) {
         super.viewDidAppear(animated)
 
         presenter.viewDidAppear(portrait: UIDevice.current.orientation.isPortrait)
     }
 
     // MARK: - Overridden functions
 
-    override func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem) {
+    override open func tabBar(_ tabBar: UITabBar, didSelect item: UITabBarItem) {
         presenter.tabBarDidSelectItem(with: item.tag)
     }
 
-    override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
+    override open func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
         super.viewWillTransition(to: size, with: coordinator)
 
         DispatchQueue.main.async {